What does "a drop in the ocean" mean?

A drop in the ocean means millet.

Canghai: the sea; millet: millet. A grain of grain in the ocean. The metaphor is very small and insignificant. Refers to trivial things. Su Dongpo, a scholar of the Northern Song Dynasty, was demoted to Huangzhou for opposing Wang Anshi's reform. In Huangzhou, he wrote two "Chibi Ode", lamenting the changes in world affairs. The powerful Cao Cao was defeated in Chibi, and people are just a drop in the sea of ??history. Corn is insignificant, but everyone must work hard during their lifetime to avoid wasting their lives.

Synonyms: a drop in the bucket, a drop in the bucket, insignificant. Antonyms: Number of sands in the Ganges.

Example: We cadres and comrades must realize that the power of the masses is endless, and the power of individuals is only a drop in the ocean. The earth is as small as a drop in the ocean among the stars in the universe. Individual achievements are only a drop in the ocean in the construction of the entire society.

Introduction to Su Shi:

Su Shi (also known as Su Dongpo, Su Xian, January 8, 1037 to August 24, 1101), also known as Zizhan, also named Hezhong, and his nickname Dongpo layman. A native of Meishan, Meizhou (now part of Meishan City, Sichuan Province) in the Northern Song Dynasty, his ancestral home was Luancheng, Hebei Province. He was a famous writer, calligrapher and painter in the Northern Song Dynasty.

In the second year of Jiayou's reign (1057), Su Shi became a Jinshi. During the reign of Emperor Shenzong of the Song Dynasty, he served in Fengxiang, Hangzhou, Mizhou, Xuzhou, Huzhou and other places. In the third year of Yuanfeng (1080), he was demoted to the deputy envoy of Huangzhou Tuanlian due to the "Wutai Poetry Case". After Zhezong of the Song Dynasty came to the throne, he served as a Hanlin bachelor, a bachelor of attendance, and a minister of the Ministry of Rites. He also went to Hangzhou, Yingzhou, Yangzhou, Dingzhou and other places. In his later years, he was demoted to Huizhou and Danzhou because of the new party's rule. Emperor Huizong of the Song Dynasty was pardoned and returned to the north, but died of illness in Changzhou on the way. During the reign of Emperor Gaozong of Song Dynasty, he was posthumously given the title of Grand Master; during the period of Emperor Xiaozong of Song Dynasty, he was posthumously given the title "Wenzhong".

Su Shi was a literary leader in the mid-Northern Song Dynasty and made great achievements in poetry, lyrics, prose, calligraphy, and painting. His writing is bold and unbridled; his poems are broad in subject matter, fresh and vigorous, good at using exaggerated metaphors, and have a unique style. Together with Huang Tingjian, he is called "Su Huang"; His prose writings are grand and bold. Together with Ouyang Xiu, he is called "Ou Su" and is one of the "Eight Great Masters of Tang and Song Dynasties". Su Shi was good at calligraphy and one of the "Four Masters of the Song Dynasty"; he was good at literati painting, especially ink bamboo, strange rocks, dead wood, etc.